For those in the Boston area, Ray Allen is challenging fans to a game of Knockout and giving away tickets to the Celtics home opener. For anyone interested, the details are included in the press release below.

What: Boston Celtics All-Star Guard Ray Allen will take on five lucky winners in a spirited game of “Knockout” and present each contestant with a pair of tickets to see the Celtics home opener versus the Miami Heat and the opportunity to be featured in a season-long television advertising campaign. The challengers will win the chance to go one-on-one with the Celtics sharpshooter if they are “Caught Cold” drinking Dunkin’ Donuts Iced Coffee.

The special appearance is part of Allen’s participation in the Dunkin’ Donuts “Caught Cold” campaign, which will feature the Celtics street team travelling around the region each week all season to instantly reward customers spotted drinking Dunkin’ Donuts Iced Coffee. Dunkin' will be giving away more than 500 tickets to upcoming Celtics home games at TD Garden along with special DD Cards and other team gear.